diff options
Diffstat (limited to 'include/llvm/CodeGen/MachineModuleInfo.h')
| -rw-r--r-- | include/llvm/CodeGen/MachineModuleInfo.h | 42 |
1 files changed, 13 insertions, 29 deletions
diff --git a/include/llvm/CodeGen/MachineModuleInfo.h b/include/llvm/CodeGen/MachineModuleInfo.h index 4cdfe2463c99..77571124a1b8 100644 --- a/include/llvm/CodeGen/MachineModuleInfo.h +++ b/include/llvm/CodeGen/MachineModuleInfo.h @@ -35,11 +35,12 @@ #include "llvm/ADT/PointerIntPair.h" #include "llvm/ADT/SmallPtrSet.h" #include "llvm/ADT/SmallVector.h" -#include "llvm/Analysis/LibCallSemantics.h" +#include "llvm/Analysis/EHPersonalities.h" #include "llvm/IR/DebugLoc.h" #include "llvm/IR/Metadata.h" #include "llvm/IR/ValueHandle.h" #include "llvm/MC/MCContext.h" +#include "llvm/MC/MCSymbol.h" #include "llvm/MC/MachineLocation.h" #include "llvm/Pass.h" #include "llvm/Support/DataTypes.h" @@ -59,7 +60,6 @@ class MachineFunction; class Module; class PointerType; class StructType; -struct WinEHFuncInfo; struct SEHHandler { // Filter or finally function. Null indicates a catch-all. @@ -79,13 +79,10 @@ struct LandingPadInfo { SmallVector<MCSymbol *, 1> EndLabels; // Labels after invoke. SmallVector<SEHHandler, 1> SEHHandlers; // SEH handlers active at this lpad. MCSymbol *LandingPadLabel; // Label at beginning of landing pad. - const Function *Personality; // Personality function. std::vector<int> TypeIds; // List of type ids (filters negative). - int WinEHState; // WinEH specific state number. explicit LandingPadInfo(MachineBasicBlock *MBB) - : LandingPadBlock(MBB), LandingPadLabel(nullptr), Personality(nullptr), - WinEHState(-1) {} + : LandingPadBlock(MBB), LandingPadLabel(nullptr) {} }; //===----------------------------------------------------------------------===// @@ -163,6 +160,13 @@ class MachineModuleInfo : public ImmutablePass { bool CallsEHReturn; bool CallsUnwindInit; + bool HasEHFunclets; + + // TODO: Ideally, what we'd like is to have a switch that allows emitting + // synchronous (precise at call-sites only) CFA into .eh_frame. However, + // even under this switch, we'd like .debug_frame to be precise when using. + // -g. At this moment, there's no way to specify that some CFI directives + // go into .eh_frame only, while others go into .debug_frame only. /// DbgInfoAvailable - True if debugging information is available /// in this module. @@ -182,8 +186,6 @@ class MachineModuleInfo : public ImmutablePass { EHPersonality PersonalityTypeCache; - DenseMap<const Function *, std::unique_ptr<WinEHFuncInfo>> FuncInfoMap; - public: static char ID; // Pass identification, replacement for typeid @@ -220,12 +222,6 @@ public: void setModule(const Module *M) { TheModule = M; } const Module *getModule() const { return TheModule; } - const Function *getWinEHParent(const Function *F) const; - WinEHFuncInfo &getWinEHFuncInfo(const Function *F); - bool hasWinEHFuncInfo(const Function *F) const { - return FuncInfoMap.count(getWinEHParent(F)) > 0; - } - /// getInfo - Keep track of various per-function pieces of information for /// backends that would like to do so. /// @@ -252,6 +248,9 @@ public: bool callsUnwindInit() const { return CallsUnwindInit; } void setCallsUnwindInit(bool b) { CallsUnwindInit = b; } + bool hasEHFunclets() const { return HasEHFunclets; } + void setHasEHFunclets(bool V) { HasEHFunclets = V; } + bool usesVAFloatArgument() const { return UsesVAFloatArgument; } @@ -318,16 +317,8 @@ public: /// addPersonality - Provide the personality function for the exception /// information. - void addPersonality(MachineBasicBlock *LandingPad, - const Function *Personality); void addPersonality(const Function *Personality); - void addWinEHState(MachineBasicBlock *LandingPad, int State); - - /// getPersonalityIndex - Get index of the current personality function inside - /// Personalitites array - unsigned getPersonalityIndex() const; - /// getPersonalities - Return array of personality functions ever seen. const std::vector<const Function *>& getPersonalities() const { return Personalities; @@ -426,13 +417,6 @@ public: return FilterIds; } - /// getPersonality - Return a personality function if available. The presence - /// of one is required to emit exception handling info. - const Function *getPersonality() const; - - /// Classify the personality function amongst known EH styles. - EHPersonality getPersonalityType(); - /// setVariableDbgInfo - Collect information used to emit debugging /// information of a variable. void setVariableDbgInfo(const DILocalVariable *Var, const DIExpression *Expr, |